Provider Profile

Mark Oliveras

Unclaimed Profile

About Mark Oliveras

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Specialty

Marriage & Family Therapist (Primary)

Credentials & Licensing

IL license166.012230
NPI1851221527
NPI issued05/22/2026

Source: NPPES NPI Registry

Common questions

What does Mark Oliveras specialize in?

Mark Oliveras is a marriage and family therapist in Belleville, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Marriage & Family Therapist”.

NPI registry

Where is Mark Oliveras located?

Mark Oliveras is listed at 2810 Frank Scott Pkwy W Ste 812, Belleville, IL 62223. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Mark Oliveras's phone number?

The number on file is (888) 277-4028. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Mark Oliveras?

Mark Oliveras's National Provider Identifier is 1851221527. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Is Mark Oliveras's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Mark Oliveras. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.